Out-of-bounds Write Affecting zephyrproject-rtos/zephyr package, versions [,3.1.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.06% (27th percentile)

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  • Snyk IDSNYK-UNMANAGED-ZEPHYRPROJECTRTOSZEPHYR-3013418
  • published1 Sept 2022
  • disclosed1 Sept 2022
  • creditUnknown

Introduced: 1 Sep 2022

CVE-2022-1841  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade zephyrproject-rtos/zephyr to version 3.1.0 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write in subsys/net/ip/tcp.c in the tcp_flags function, when the incoming parameter flags is ECN or CWR.

CVSS Scores

version 3.1